Sirocco fan



FIG. 1. is a first perspective view of the front, right, and top sides of a sirocco fan showing our new design;

FIG. 2. is a second perspective view of the front, left, and bottom sides thereof;

FIG. 3. is a front view thereof;

FIG. 4. is a rear view thereof;

FIG. 5. is a left side view thereof;

FIG. 6. is a right side view thereof;

FIG. 7. is a top plan view thereof;

FIG. 8. is a bottom view thereof; and,

FIG. 9. is an enlarged view of a part 9 of FIG. 1.

The broken lines shown represent portions of the sirocco fan and form no part of the claimed design.

The dash-dot lines illustrate the boundary of the claimed design and form no part thereof. 

CLAIM The ornamental design for a sirocco fan, as shown and described. 